The campaign ran about four times a night. The woman pretended she was unaware of the show she was putting on, making the people on the street (men and women alike) voyeurs. The advertiser calls it making "the girl next door" fantasy a reality.

From the video, it's fairly obvious the bystanders know they're being advertised to. Which is a good thing, because it sort-of lets them off the hook for a gross invasion of privacy.

What's that, you say? Well, let's put it this way: how would your real-life neighbour feel if they saw you standing outside their window, taking in their intimate life?

"I am calling zee police, Monsieur LeCreep!"

At the end of the show, the woman made a brief appearance in Aubade lingerie, then drew a new curtain with the call-to-action: frenchartofloving.com.

Although when I tried to access the site this morning, I was exposed to something much more shocking than a semi-nude woman drying her hair: